Abstract The Main Ethiopian Rift (MER) is renowned as a focus of investigations into human
origins. It is also the site of many large volcanic calderas, whose eruptions have spanned …

Investigation into the nexus of human-environmental behavior has seen increasing
collaboration of archaeologists, historians, and paleo-scientists. However, many studies still …

In this study, new approaches are developed for measuring and understanding the reactivity
of East African amplifier lakes and the societies that occupied their margins to African …

Despite recognition as a significant volcanic threat to the southwestern United States, the
post-caldera history of Valles caldera is poorly constrained. This study provides 49 new high …

The Halibee member of the Upper Dawaitoli Formation of Ethiopia's Middle Awash study
area features a wealth of Middle and Later Stone Age (MSA and LSA) paleoanthropological …

For more than a half-century, obsidian provenancing has underpinned many archaeological
investigations of peoples of the past. The pace of obsidian studies in this regard has …

Understanding the crustal structure and the storage and movement of fluids beneath a
volcano is necessary for characterizing volcanic hazard, geothermal prospects and potential …

The Cenozoic harrats (lavafields) of western Arabia constitute one of the major volcanic
areas of the world. Recent precise chronometric dating of volcanic rocks in Harrat Rahat …

Abstract New 40Ar/39Ar ages, combined with selected ages from published studies, provide
detailed insight into the late Quaternary (< 500 ka) eruptive history and related hazards of …

During continental rifting, strain and magmatism are believed to localize to narrow magmatic
segments, while the rift margin is progressively abandoned. We integrate volcanological …